diff --git a/requirements.txt b/requirements.txt
index 01a53ea..45e4dac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -168,7 +168,7 @@ traitlets==4.3.2
 tweepy==3.6.0
 Twisted==18.9.0
 typing==3.6.6
-ujson==1.35
+ujson==5.4.0
 ultimate==1.2.8
 urllib3==1.23
 w3lib==1.19.0